*{
	margin: 0;
	padding: 0;
	list-style: none;
}
body,html{
	width: 100%;
	height: 100%;
}
#app{
	width: 100%;
	height: 100%;
	//display: flex;
	//flex-direction: column;
	//justify-content: space-between;
	header{
		width: 100%;
		height: 55px;
		background: #444444;
	}
	#content{
		//width: 100%;
		//height: 100%;
		//flex: 1;
		//overflow: auto;
		background: #E1E1E1;
	}
}